Finding the Third Proportional to 686,887.50 and 1,009,764

Step by Step Solution

1. Step 1: Write the proportion equation
   686,887.50 : 1,009,764 = 1,009,764 : x
2. Step 2: Convert to fraction form
   686,887.50/1,009,764 = 1,009,764/x
3. Step 3: Cross multiply
   686,887.50x = 1,009,764 × 1,009,764
4. Step 4: Simplify right side
   686,887.50x = 1,019,623,335,696
5. Step 5: Solve for x
   x = 1,019,623,335,696/686,887.50
6. Step 6: Final answer
   x = 1,484,410.96